Home / 6,771.84-10,174.80-4,307.76

Finding the Fourth Proportional to 6,771.84, 10,174.80 and 4,307.76

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Solution

The fourth proportional to 6,771.84, 10,174.80 and 4,307.76 is: 6,472.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,771.84 : 10,174.80 = 4,307.76 : x
  2. Step 2: Convert to fraction form
    6,771.84/10,174.80 = 4,307.76/x
  3. Step 3: Cross multiply
    6,771.84x = 10,174.80 × 4,307.76
  4. Step 4: Simplify right side
    6,771.84x = 43,830,596.45
  5. Step 5: Solve for x
    x = 43,830,596.45/6,771.84
  6. Step 6: Final answer
    x = 6,472.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.